12 Valentines Day Conspiracies

Filled with chocolates, hearts and all things red and pink, we rarely question the traditions of Valentines Day. But, little is known about St. Valentine, how was the holiday invented and where the heart-shape came from.

Was it started by the vikings? Greeting card companies? And why do we wear red?

Our friends at TruTV took a close look at the many conspiracies surrounding February 14. Which do you believe?